65731988

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{16889}}^1$

素因数の和:17039

約数の個数: 24

約数和(自身を含む): 132417600

約数和(自身を除く): 66685612

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 16889, 33778, 67556, 118223, 236446, 472892, 2347571, 4695142, 9390284, 16432997, 32865994, 65731988]

約数ペア:

[(1, 65731988), (2, 32865994), (4, 16432997), (7, 9390284), (14, 4695142), (28, 2347571), (139, 472892), (278, 236446), (556, 118223), (973, 67556), (1946, 33778), (3892, 16889)]